3v4l.org

run code in 300+ PHP versions simultaneously
<?php class foo { } $foo = &new foo(); $foo->bar = 'baz'; $blah = $foo; debug_zval_dump($foo); $blah->bar = 'bazbaz'; debug_zval_dump($foo); debug_zval_dump($blah);

Here you find the average performance (time & memory) of each version. A grayed out version indicates it didn't complete successfully (based on exit-code).

VersionSystem time (s)User time (s)Memory (MiB)
5.6.210.0000.08020.66
5.6.200.0070.04018.16
5.6.190.0070.08320.48
5.6.180.4170.03720.50
5.6.170.0230.04020.62
5.6.160.0200.05720.41
5.6.150.0100.08018.19
5.6.140.0030.04718.20
5.6.130.0070.06018.19
5.6.120.0030.04321.00
5.6.110.0070.08321.00
5.6.100.0100.07320.97
5.6.90.0070.08321.00
5.6.80.0070.07720.28
5.6.70.4270.04320.37
5.5.350.0000.04320.44
5.5.340.0070.08017.99
5.5.330.0070.06020.41
5.5.320.0230.04320.30
5.5.310.0300.08020.23
5.5.300.0100.06317.99
5.5.290.0030.04318.02
5.5.280.0000.05020.68
5.5.270.0030.08020.62
5.5.260.0000.08720.65
5.5.250.0200.07320.49
5.5.240.0000.07020.04
5.4.450.0670.07319.59
5.4.440.0600.05719.65
5.4.430.0630.06019.56
5.4.420.0670.06019.63
5.4.410.0130.04719.50
5.4.400.1470.00018.85
5.4.390.1630.00018.62
5.4.380.0430.05018.56
5.4.370.0270.05318.83
5.4.360.0200.05018.57
5.4.350.0300.04318.75
5.4.340.0170.05318.63
5.4.320.0090.04112.50
5.4.310.0080.04112.49
5.4.300.0070.03612.50
5.4.290.0040.03912.50
5.4.280.0060.04312.39
5.4.270.0080.03612.39
5.4.260.0070.07718.81
5.4.250.0030.07318.73
5.4.240.0070.06018.91
5.4.230.0070.06018.91
5.4.220.0170.05318.78
5.4.210.0000.06318.81
5.4.200.0000.06019.00
5.4.190.0030.06018.96
5.4.180.0070.05318.88
5.4.170.0170.04718.81
5.4.160.0070.05318.91
5.4.150.0200.04718.87
5.4.140.0000.06316.58
5.4.130.0030.05316.39
5.4.120.0070.05316.40
5.4.110.0130.06316.55
5.4.100.0100.06716.31
5.4.90.0130.04716.45
5.4.80.0070.05316.45
5.4.70.0130.05316.48
5.4.60.0200.05316.37
5.4.50.0070.05316.36
5.4.40.0170.04316.58
5.4.30.0100.06016.43
5.4.20.0100.06716.33
5.4.10.0130.05016.36
5.4.00.0100.04715.76
5.3.290.0070.03712.80
5.3.280.0130.04714.56
5.3.270.0100.04714.83
5.3.260.0100.05314.58
5.3.250.0100.05014.58
5.3.240.0130.06014.77
5.3.230.0170.04314.66
5.3.220.0000.06314.64
5.3.210.0100.07714.66
5.3.200.0170.04314.53
5.3.190.0070.05014.57
5.3.180.0130.05014.46
5.3.170.0170.04014.38
5.3.160.0070.05314.69
5.3.150.0070.06314.54
5.3.140.0170.04714.52
5.3.130.0030.07014.37
5.3.120.0130.07014.55
5.3.110.0070.06314.63
5.3.100.0000.06014.09
5.3.90.0070.07714.03
5.3.80.0100.06713.91
5.3.70.0030.06314.23
5.3.60.0070.05014.21
5.3.50.0170.06014.03
5.3.40.0270.04314.02
5.3.30.0030.05313.97
5.3.20.0030.06013.69
5.3.10.0100.05013.46
5.3.00.0030.05313.54
5.2.170.0130.05311.20
5.2.160.0030.04711.22
5.2.150.0100.04311.22
5.2.140.0070.05011.05
5.2.130.0070.04011.00
5.2.120.0000.05711.18
5.2.110.0030.04311.05
5.2.100.0030.04711.07
5.2.90.0100.04711.18
5.2.80.0030.04710.99
5.2.70.0070.05711.08
5.2.60.0070.04311.11
5.2.50.0070.04711.23
5.2.40.0070.05311.15
5.2.30.0100.05311.19
5.2.20.0030.04711.02
5.2.10.0130.03310.94
5.2.00.0100.04010.93
5.1.60.0100.04010.19
5.1.50.0130.04010.14
5.1.40.0030.0409.94
5.1.30.0070.03310.22
5.1.20.0000.05710.43
5.1.10.0000.04710.13
5.1.00.0070.05010.16
5.0.50.0030.0308.61
5.0.40.0100.0278.48
5.0.30.0000.0578.19
5.0.20.0030.0338.22
5.0.10.0130.0308.31
5.0.00.0030.0438.15
4.4.90.0030.0206.04
4.4.80.0030.0236.04
4.4.70.0000.0335.99
4.4.60.0030.0275.98
4.4.50.0030.0305.95
4.4.40.0070.0305.95
4.4.30.0000.0305.95
4.4.20.0070.0175.95
4.4.10.0070.0175.95
4.4.00.0000.0475.95
4.3.110.0030.0235.95
4.3.100.0030.0305.95
4.3.90.0030.0275.95
4.3.80.0070.0336.38
4.3.70.0000.0236.38
4.3.60.0000.0236.38
4.3.50.0100.0236.38
4.3.40.0000.0336.38
4.3.30.0030.0306.38
4.3.20.0000.0276.38
4.3.10.0000.0236.38
4.3.00.0030.0236.83

preferences:
140.25 ms | 1394 KiB | 7 Q